2x + 7 = 69
What is x?
There is a yellow marble, 2 red marbles in a bag, if you randomly pick one, what is the fraction probability that you would get a black one?
0
what is the mean of the set of numbers, 4, 4, 4, 3, 5?
4
what is the perimeter of a triangle with side lengths 3, 7, 9 (all in cm)?
19 cm
What is 201 x 999?
200799
What is the mathematical term for shortening an algebra equation? (notably putting terms in a bracket with a coefficient in front)
Factorise.
If there is 10 yellow, 20 red, 40 blue and 30 green marbles in a bag, what's the chance of getting a blue marble in terms of percentage?
40%
what is the mode of this set of numbers, 3, 4, 4, 3, 3, 5, 6, 7, 4, 4, 6, 10?
4
what is the area of a triangle with a base of 25 cm and a height of 3 cm?
37.5 cm2
What are all the factors of 200?
1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200
(3x+7)/2 = 11
What is x?
x = 5
What is the chance of getting two heads in a roll in two coin flips?
1/4 or 25%, or 0.25
what is the median in this set of numbers 1, 2, 3, 4, 6, 7, 5, 9, 10?
What is the area of the trapezium below?
What is the LCM (lowest common multiple) of 12 and 69?
276
(?) squared = x2 +2x +1
what is (?)?
(x+1)
How many possible outcomes are there for 3 dice rolls?
216
19/48
X is the side lengths of a isosceles right angle triangle with a hypotenuse of y? What is y (as a surd) ?
√ (200)
Bob is 69 years old, and his grandson Lil' Bob is going to be 1/6 of his age in 3 years? How old is Lil' Bob?
9 years old
what is y?
x3+15x+125 = (x+y)3
5
2/216 = 1/108
What is the interquartile range of this set of numbers, 1, 2, 3, 6, 7, 9, 10, 3, 4, 5, 6, 7, 10?
What is the volume of a cone with:
height: 20 cm
radius: 6 cm
in terms of pi?
Big bob was reading a book with 96 pages, he read 1/8 of the total pages on Monday, read 2/7 of the remaining pages on Tuesday, read 1/10 of the remaining pages on Wednesday, and read 1/12 of the total pages on Thursday, if he plans to read 1/2 of the remaining pages on Friday, how many pages would he have to read on the day?
23 pages